179390943

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{31193}}^1$

素因数の和:31276

約数の個数: 20

約数和(自身を含む): 271762128

約数和(自身を除く): 92371185

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 31193, 93579, 280737, 842211, 2214703, 2526633, 6644109, 19932327, 59796981, 179390943]

約数ペア:

[(1, 179390943), (3, 59796981), (9, 19932327), (27, 6644109), (71, 2526633), (81, 2214703), (213, 842211), (639, 280737), (1917, 93579), (5751, 31193)]